t-crtstuff: New target makefile fragment.
[gcc.git] / gcc / config.gcc
index 062610cffdd09102256af8d18aa4ad381e7c7108..f2a6b168f73bcf053ae7b803049f2eab649680b8 100644 (file)
 #                       machine modes, if necessary and different from
 #                       "$cpu_type/$cpu_type-modes.def".
 #
-#  float_format                Set to the symbolic name for the floating-point
-#                      formats used for this machine, if different from
-#                      "i64".  Used to derive a header file name to
-#                      include, like "vax" for "float-vax.h".  If no such
-#                      file is wanted, set to "none".
-#
 #  extra_objs          List of extra objects that should be linked into
 #                      the compiler proper (cc1, cc1obj, cc1plus)
 #                      depending on target.
 #  cxx_target_objs     List of extra target-dependent objects that be
 #                      linked into the C++ compiler only.
 #
+#  target_gtfiles       List of extra source files with type information.
+#
 #  build_xm_defines    List of macros to define when compiling for the
 #                      build machine.
 #
@@ -192,7 +188,6 @@ c_target_objs=
 cxx_target_objs=
 tm_defines=
 xm_defines=
-float_format=
 # Set this to force installation and use of collect2.
 use_collect2=
 # Set this to override the default target model.
@@ -213,6 +208,7 @@ thread_file=
 gas="$gas_flag"
 gnu_ld="$gnu_ld_flag"
 enable_threads=$enable_threads_flag
+target_gtfiles=
 
 # Obsolete configurations.
 case $machine in
@@ -223,6 +219,7 @@ case $machine in
  | mn10200-*-*      \
  | ns32k-*-openbsd* \
  | romp-*-openbsd*  \
+ | vax-*-vms* \
  )
     if test "x$enable_obsolete" != xyes; then
       echo "*** Configuration $machine is obsolete." >&2
@@ -277,7 +274,7 @@ mips*-*-*)
        ;;
 powerpc*-*-*)
        cpu_type=rs6000
-       extra_headers="ppc-asm.h altivec.h"
+       extra_headers="ppc-asm.h altivec.h spe.h"
        ;;
 sparc*-*-*)
        cpu_type=sparc
@@ -316,6 +313,18 @@ esac
 case $machine in
 *-*-linux*)
        xm_defines=POSIX
+       case $machine in
+       *-*-linux*ecoff* | *-*-linux*libc1* | *-*-linux*oldld* | *-*-linux*aout*)
+               ;;
+       *)
+               extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
+               gas=yes gnu_ld=yes
+               case x${enable_threads} in
+                       x | xyes | xposix) thread_file='posix'
+                       ;;
+               esac
+               ;;
+       esac
        ;;
 *-*-gnu*)
        # On the Hurd, the setup is just about the same on
@@ -355,6 +364,21 @@ case $machine in
        xm_defines=POSIX
        gas=yes
        gnu_ld=yes
+       case x${enable_threads} in
+       xyes | xposix)
+               thread_file='posix'
+               tm_defines="${tm_defines} NETBSD_ENABLE_PTHREADS"
+               ;;
+       esac
+
+       # NetBSD 1.7 and later are set up to use GCC's crtstuff for
+       # ELF configurations.  We will clear extra_parts in the
+       # a.out configurations.
+       case $machine in
+       *-*-netbsd*1.[7-9]* | *-*-netbsd[2-9]* | *-*-netbsdelf[2-9]*)
+               extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o"
+               ;;
+       esac
        ;;
 *-*-freebsd[12] | *-*-freebsd[12].* | *-*-freebsd*aout*)
        # This is the place-holder for the generic a.out configuration
@@ -474,11 +498,6 @@ alpha*-*-linux*)
        tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
        target_cpu_default="MASK_GAS"
        tmake_file="t-slibgcc-elf-ver t-linux alpha/t-crtfm alpha/t-alpha alpha/t-ieee"
-       extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o"
-       gas=yes gnu_ld=yes
-       if test x$enable_threads = xyes; then
-               thread_file='posix'
-       fi
        ;;
 alpha*-*-gnu*)
        target_cpu_default="MASK_GAS"
@@ -531,7 +550,6 @@ alpha*-dec-osf[45]*)
          *-*-osf5*)
            tm_file="${tm_file} alpha/osf5.h"
            target_cpu_default=MASK_SUPPORT_ARCH
-           float_format=i128
            ;;
        esac
        ;;
@@ -608,11 +626,13 @@ arm*-*-freebsd*|strongarm*-*-freebsd*)
        tmake_file="${tmake_file} arm/t-strongarm-elf"
        ;;
 arm*-*-netbsdelf*)
-       echo "GCC does not yet support the ${machine} target"; exit 1
+       tm_file="dbxelf.h elfos.h netbsd.h netbsd-elf.h arm/elf.h arm/aout.h arm/arm.h arm/netbsd-elf.h"
+       tmake_file="${tmake_file} arm/t-netbsd"
        ;;
 arm*-*-netbsd*)
        tm_file="arm/aout.h arm/arm.h netbsd.h netbsd-aout.h arm/netbsd.h"
        tmake_file="t-netbsd arm/t-netbsd"
+       extra_parts=""
        use_collect2=yes
        ;;
 arm*-*-linux*)                 # ARM GNU/Linux with ELF
@@ -676,7 +696,6 @@ c4x-*-rtems*)
        cxx_target_objs="c4x-c.o"
        ;;
 c4x-*)
-       float_format=c4x
        tmake_file=c4x/t-c4x
        c_target_objs="c4x-c.o"
        cxx_target_objs="c4x-c.o"
@@ -694,17 +713,9 @@ cris-*-elf | cris-*-none)
 cris-*-linux*)
        tm_file="dbxelf.h elfos.h svr4.h ${tm_file} linux.h cris/linux.h"
        tmake_file="cris/t-cris t-slibgcc-elf-ver cris/t-linux"
-       extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
-       case x${enable_threads} in
-       x | xyes | xpthreads | xposix)
-               thread_file=posix
-               ;;
-       esac
-       gas=yes
        ;;
 d30v-*)
        tm_file="dbxelf.h elfos.h svr4.h ${tm_file}"
-       float_format=i64
        ;;
 dsp16xx-*)
        ;;
@@ -713,6 +724,10 @@ fr30-*-elf)
        tmake_file=fr30/t-fr30
        extra_parts="crti.o crtn.o crtbegin.o crtend.o"
        ;;
+frv-*-elf)
+       tm_file="dbxelf.h elfos.h svr4.h ${tm_file} frv/frv-abi.h"
+       tmake_file=frv/t-frv
+       ;;
 h8300-*-rtems*)
        xm_defines=POSIX
        tmake_file="h8300/t-h8300 t-rtems"
@@ -720,20 +735,17 @@ h8300-*-rtems*)
        if test x$enable_threads = xyes; then
          thread_file='rtems'
        fi
-       float_format=i32
        ;;
 h8300-*-elf*)
        tmake_file="h8300/t-h8300 h8300/t-elf"
        tm_file="h8300/h8300.h h8300/elf.h"
-       float_format=i32
        ;;
 h8300-*-*)
-       float_format=i32
        ;;
 hppa*64*-*-linux* | parisc*64*-*-linux*)
        target_cpu_default="(MASK_PA_11 | MASK_PA_20)"
-       tm_file="pa/pa64-start.h ${tm_file} dbxelf.h elfos.h svr4.h linux.h pa/pa-linux.h \
-                pa/pa64-regs.h pa/pa-64.h pa/pa64-linux.h"
+       tm_file="pa/pa64-start.h ${tm_file} dbxelf.h elfos.h svr4.h linux.h \
+                pa/pa-linux.h pa/pa64-regs.h pa/pa-64.h pa/pa64-linux.h"
        tmake_file=pa/t-linux64
        gas=yes gnu_ld=yes
        ;;
@@ -742,11 +754,6 @@ hppa*-*-linux* | parisc*-*-linux*)
        tm_file="${tm_file} dbxelf.h elfos.h svr4.h linux.h pa/pa-linux.h \
                 pa/pa32-regs.h pa/pa32-linux.h"
        tmake_file="t-slibgcc-elf-ver t-linux pa/t-linux"
-       extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
-       gas=yes gnu_ld=yes
-       if test x$enable_threads = xyes; then
-               thread_file='posix'
-       fi
        ;;
 hppa*-*-openbsd*)
        target_cpu_default="MASK_PA_11"
@@ -839,7 +846,6 @@ hppa1.0-*-hpux8*)
 hppa1.1-*-hpux10* | hppa2*-*-hpux10*)
        target_cpu_default="MASK_PA_11"
        tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
-       float_format=i128
        xm_defines=POSIX
        tmake_file="pa/t-pa pa/t-pa-hpux pa/t-hpux-shlib"
        xmake_file="pa/x-ada"
@@ -856,7 +862,6 @@ hppa1.1-*-hpux10* | hppa2*-*-hpux10*)
        ;;
 hppa1.0-*-hpux10*)
        tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux10.h"
-       float_format=i128
        xm_defines=POSIX
        tmake_file="pa/t-pa pa/t-pa-hpux pa/t-hpux-shlib"
        xmake_file="pa/x-ada"
@@ -873,12 +878,24 @@ hppa1.0-*-hpux10*)
        ;;
 hppa*64*-*-hpux11*)
        xm_defines=POSIX
-       tm_file="pa/pa64-start.h ${tm_file} pa/pa64-regs.h pa/long_double.h pa/elf.h pa/pa-hpux.h pa/pa-hpux11.h pa/pa-64.h pa/pa64-hpux.h"
-       float_format=i128
+       if test x$gas = xyes
+       then
+               tm_file="pa/pa64-start.h ${tm_file} dbxelf.h elfos.h  \
+                        pa/pa64-regs.h pa/long_double.h pa/pa-hpux.h \
+                        pa/pa-hpux11.h pa/pa-64.h pa/pa64-hpux.h"
+       else
+               tm_file="pa/pa64-start.h ${tm_file} dbxelf.h pa/elf.h \
+                        pa/pa64-regs.h pa/long_double.h pa/pa-hpux.h \
+                        pa/pa-hpux11.h pa/pa-64.h pa/pa64-hpux.h"
+       fi
        tmake_file="pa/t-pa64 pa/t-pa-hpux"
        xmake_file="pa/x-ada"
        target_cpu_default="(MASK_PA_11|MASK_PA_20|MASK_GAS)"
 
+       if test x$gnu_ld = xyes
+       then
+               target_cpu_default="${target_cpu_default}|MASK_GNU_LD"
+       fi
 #      if [ x$enable_threads = x ]; then
 #          enable_threads=$have_pthread_h
 #      fi
@@ -892,7 +909,6 @@ hppa*64*-*-hpux11*)
 hppa1.1-*-hpux11* | hppa2*-*-hpux11*)
        target_cpu_default="MASK_PA_11"
        tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
-       float_format=i128
        xm_defines=POSIX
        tmake_file="pa/t-pa pa/t-pa-hpux pa/t-hpux-shlib"
        xmake_file="pa/x-ada"
@@ -908,7 +924,6 @@ hppa1.1-*-hpux11* | hppa2*-*-hpux11*)
        ;;
 hppa1.0-*-hpux11*)
        tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-hpux.h pa/pa-hpux11.h"
-       float_format=i128
        xm_defines=POSIX
        tmake_file="pa/t-pa pa/t-pa-hpux pa/t-hpux-shlib"
        xmake_file="pa/x-ada"
@@ -985,14 +1000,19 @@ i370-*-linux*)
        tm_file="dbxelf.h elfos.h svr4.h linux.h i370/linux.h ${tm_file}"
        tmake_file="t-slibgcc-elf-ver t-linux"
        # broken_install=yes
-       extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
-       # extra_parts="crtbegin.o crtend.o"
-       gnu_ld=yes
-       gas=yes
        elf=yes
-       if test x$enable_threads = xyes; then
-               thread_file='posix'
-       fi
+       ;;
+i[34567]86-*-darwin*)
+       tm_file="${tm_file} darwin.h i386/darwin.h"
+       tm_p_file="${tm_p_file} darwin-protos.h"
+       tmake_file="t-darwin"
+       extra_objs="darwin.o"
+       target_gtfiles="\$(srcdir)/config/darwin.c"
+       c_target_objs="darwin-c.o"
+       cxx_target_objs="darwin-c.o"
+       extra_parts="crt2.o"
+       # Darwin linker does collect2 functionality
+       use_collect2=no
        ;;
 i[34567]86-*-elf*)
        xm_defines=POSIX
@@ -1054,16 +1074,15 @@ x86_64-*-freebsd*)
        ;;
 i[34567]86-*-netbsdelf*)
        tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h netbsd.h netbsd-elf.h i386/netbsd-elf.h"
-       float_format=i386
        ;;
 i[34567]86-*-netbsd*)
        tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h i386/gstabs.h netbsd.h netbsd-aout.h i386/netbsd.h"
        tmake_file=t-netbsd
+       extra_parts=""
        use_collect2=yes
        ;;
 x86_64-*-netbsd*)
        tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h netbsd.h netbsd-elf.h i386/x86-64.h i386/netbsd64.h"
-       float_format=i386
        ;;
 i[34567]86-*-openbsd*)
        tm_file="${cpu_type}/${cpu_type}.h i386/unix.h i386/bsd.h i386/gas.h i386/gstabs.h openbsd-oldgas.h openbsd.h ${tm_file}"
@@ -1084,7 +1103,6 @@ i[34567]86-*-linux*aout*) # Intel 80386's running GNU/Linux
        tmake_file="t-linux-aout i386/t-crtstuff"
        tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h i386/gstabs.h linux-aout.h i386/linux-aout.h"
        gnu_ld=yes
-       float_format=i386
        ;;
 i[34567]86-*-linux*libc1)      # Intel 80386's running GNU/Linux
                                # with ELF format using the
@@ -1093,7 +1111,6 @@ i[34567]86-*-linux*libc1) # Intel 80386's running GNU/Linux
        tmake_file="t-slibgcc-elf-ver t-linux t-linux-gnulibc1 i386/t-crtstuff"
        extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
        gnu_ld=yes
-       float_format=i386
        if test x$enable_threads = xyes; then
                thread_file='single'
        fi
@@ -1103,26 +1120,13 @@ i[34567]86-*-linux*)    # Intel 80386's running GNU/Linux
                        # aka GNU/Linux C library 6
        tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h svr4.h linux.h i386/linux.h"
        tmake_file="t-slibgcc-elf-ver t-linux i386/t-crtstuff"
-       extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
-       gnu_ld=yes
-       float_format=i386
-       if test x$enable_threads = xyes; then
-               thread_file='posix'
-       fi
        ;;
 x86_64-*-linux*)
        tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h svr4.h linux.h \
                 i386/x86-64.h i386/linux64.h"
-       tmake_file="t-slibgcc-elf-ver t-linux i386/t-crtstuff i386/t-linux64"
-       extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
-       gnu_ld=yes
-       float_format=i386
-       if test x$enable_threads = xyes; then
-               thread_file='posix'
-       fi
+       tmake_file="t-slibgcc-elf-ver t-linux i386/t-linux64"
        ;;
 i[34567]86-*-gnu*)
-       float_format=i386
        ;;
 i[34567]86-go32-msdos | i[34567]86-*-go32*)
        echo "GO32/DJGPP V1.X is no longer supported. Use *-pc-msdosdjgpp for DJGPP V2.X instead."
@@ -1135,7 +1139,6 @@ i[34567]86-pc-msdosdjgpp*)
        gnu_ld=yes
        gas=yes
        exeext=.exe
-       float_format=none
        case $host in *pc-msdosdjgpp*)
                target_alias=djgpp
                ;;
@@ -1269,7 +1272,6 @@ i386-*-vsta)                      # Intel 80386's running VSTa kernel
 i[34567]86-*-win32)
        xm_defines=POSIX
        xm_file=i386/xm-cygwin.h
-       float_format=i386
        tmake_file=i386/t-cygwin
        tm_file="${tm_file} i386/win32.h"
        extra_objs=winnt.o
@@ -1281,7 +1283,6 @@ i[34567]86-*-win32)
 i[34567]86-*-pe | i[34567]86-*-cygwin*)
        xm_defines=POSIX
        xm_file=i386/xm-cygwin.h
-       float_format=i386
        tmake_file=i386/t-cygwin
        tm_file=i386/cygwin.h
        extra_objs=winnt.o
@@ -1292,7 +1293,6 @@ i[34567]86-*-pe | i[34567]86-*-cygwin*)
        ;;
 i[34567]86-*-mingw32*)
        tm_file=i386/mingw32.h
-       float_format=i386
        xm_defines=POSIX
        xm_file=i386/xm-mingw32.h
        tmake_file="i386/t-cygwin i386/t-mingw32"
@@ -1323,7 +1323,7 @@ i[34567]86-*-interix3*)
        xm_file="i386/xm-i386-interix.h"
        xm_defines=POSIX
        tmake_file="t-interix i386/t-interix"
-       extra_objs=interix.o
+       extra_objs=winnt.o
        xmake_file="x-interix"
        if test x$enable_threads = xyes ; then
                thread_file='posix'
@@ -1337,7 +1337,7 @@ i[34567]86-*-interix*)
        xm_file="i386/xm-i386-interix.h"
        xm_defines=POSIX
        tmake_file="t-interix i386/t-interix"
-       extra_objs=interix.o
+       extra_objs=winnt.o
        if test x$enable_threads = xyes ; then
                thread_file='posix'
        fi
@@ -1395,6 +1395,7 @@ ia64*-*-aix*)
        tm_file="${tm_file} dbxelf.h elfos.h svr4.h ia64/sysv4.h ia64/aix.h"
        tmake_file="ia64/t-ia64 ia64/t-aix"
        target_cpu_default="MASK_GNU_AS|MASK_GNU_LD"
+       extra_parts="crti.o crtn.o crtbegin.o crtend.o crtbeginS.o crtendS.o"
        ;;
 ia64*-*-elf*)
        tm_file="${tm_file} dbxelf.h elfos.h ia64/sysv4.h ia64/elf.h"
@@ -1408,22 +1409,19 @@ ia64*-*-elf*)
        then
                target_cpu_default="${target_cpu_default}|MASK_GNU_LD"
        fi
-       float_format=i386
+       extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o crtfastmath.o"
        ;;
 ia64*-*-freebsd*)
        tm_file="${tm_file} dbxelf.h elfos.h ${fbsd_tm_file} ia64/sysv4.h ia64/freebsd.h"
        target_cpu_default="MASK_GNU_AS|MASK_GNU_LD"
        tmake_file="${tmake_file} ia64/t-ia64"
-       float_format=i386
+       extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o crtfastmath.o"
        ;;
 ia64*-*-linux*)
        tm_file="${tm_file} dbxelf.h elfos.h svr4.h linux.h ia64/sysv4.h ia64/linux.h"
        tmake_file="t-slibgcc-elf-ver t-linux ia64/t-ia64 ia64/t-glibc"
        target_cpu_default="MASK_GNU_AS|MASK_GNU_LD"
-       if test x$enable_threads = xyes; then
-               thread_file='posix'
-       fi
-       float_format=i386
+       extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o crtfastmath.o"
        ;;
 ia64*-*-hpux*)
        tm_file="${tm_file} dbxelf.h elfos.h svr4.h ia64/sysv4.h ia64/hpux.h ia64/hpux_longdouble.h"
@@ -1432,9 +1430,11 @@ ia64*-*-hpux*)
        if test x$enable_threads = xyes; then
                thread_file='posix'
        fi
-       float_format=i386
+       use_collect2=no
+       c_target_objs="ia64-c.o"
+       cxx_target_objs="ia64-c.o"
        ;;
-ip2k-*-elf)            
+ip2k-*-elf)
        ;;
 m32r-*-elf*)
        tm_file="dbxelf.h elfos.h svr4.h ${tm_file}"
@@ -1494,7 +1494,6 @@ m68k-atari-sysv4*)              # Atari variant of V.4.
        xm_defines=POSIX
        tmake_file=t-svr4
        extra_parts="crtbegin.o crtend.o"
-       float_format=m68k
        ;;
 m68k-apollo-sysv* | m68k-bull-sysv*)
        # can otherwise be caught by m68k-*-sysv4*
@@ -1524,7 +1523,6 @@ m68k-motorola-sysv*)
        fi
        gdb_needs_out_file_path=yes
        extra_parts="crt0.o mcrt0.o"
-       float_format=m68k
        ;;
 m68k-ncr-sysv*)                        # NCR Tower 32 SVR3
        tm_file=m68k/tower-as.h
@@ -1550,22 +1548,18 @@ m68k-cbm-sysv4*)                # Commodore variant of V.4.
        xm_defines=POSIX
        tmake_file=t-svr4
        extra_parts="crtbegin.o crtend.o"
-       float_format=m68k
        ;;
 m68k-ccur-rtu)
        tm_file=m68k/ccur-GAS.h
        use_collect2=yes
-       float_format=m68k
        ;;
 m68k-hp-bsd4.4*)               # HP 9000/3xx running 4.4bsd
        tm_file=m68k/hp3bsd44.h
        use_collect2=yes
-       float_format=m68k
        ;;
 m68k-hp-bsd*)                  # HP 9000/3xx running Berkeley Unix
        tm_file=m68k/hp3bsd.h
        use_collect2=yes
-       float_format=m68k
        ;;
 m68k-hp-hpux7*)        # HP 9000 series 300 running HPUX version 7.
        xm_defines=POSIX
@@ -1579,7 +1573,6 @@ m68k-hp-hpux7*)   # HP 9000 series 300 running HPUX version 7.
        fi
        install_headers_dir=install-headers-cpio
        use_collect2=yes
-       float_format=m68k
        ;;
 m68k-hp-hpux*) # HP 9000 series 300
        xm_defines=POSIX
@@ -1593,12 +1586,10 @@ m68k-hp-hpux*)  # HP 9000 series 300
        fi
        install_headers_dir=install-headers-cpio
        use_collect2=yes
-       float_format=m68k
        ;;
 m68k-sun-mach*)
        tm_file=m68k/sun3mach.h
        use_collect2=yes
-       float_format=m68k
        ;;
 m68k-sun-sunos3*)
        if test x$with_fp = xno
@@ -1606,7 +1597,6 @@ m68k-sun-sunos3*)
                tm_file=m68k/sun3n3.h
        else
                tm_file=m68k/sun3o3.h
-               float_format=m68k
        fi
        use_collect2=yes
        ;;
@@ -1616,7 +1606,6 @@ m68k-sun-sunos*)                  # For SunOS 4 (the default).
                tm_file=m68k/sun3n.h
        else
                tm_file=m68k/sun3.h
-               float_format=m68k
        fi
        use_collect2=yes
        ;;
@@ -1624,17 +1613,14 @@ m68k-wrs-vxworks*)
        tm_file=m68k/vxm68k.h
        tmake_file=m68k/t-vxworks68
        thread_file='vxworks'
-       float_format=m68k
        ;;
 m68k-*-aout*)
        tmake_file=m68k/t-m68kbare
        tm_file="m68k/m68k-aout.h libgloss.h"
-       float_format=m68k
        ;;
 m68k-*-coff*)
        tmake_file=m68k/t-m68kbare
        tm_file="m68k/m68k-coff.h dbx.h"
-       float_format=m68k
        ;;
 m68020-*-elf* | m68k-*-elf*)
        tm_file="m68k/m68k-none.h m68k/m68kelf.h dbxelf.h elfos.h m68k/m68kemb.h m68k/m68020-elf.h"
@@ -1652,18 +1638,16 @@ m68010-*-netbsdelf* | m68k*-*-netbsdelf*)
                target_cpu_default="MASK_68020|MASK_68881|MASK_BITFIELD"
                ;;
        esac
-       float_format=m68k
        ;;
 m68k*-*-netbsd*)
        tm_file=m68k/netbsd.h
        tmake_file=t-netbsd
-       float_format=m68k
+       extra_parts=""
        use_collect2=yes
        ;;
 m68k*-*-openbsd*)
        # needed to unconfuse gdb
        tmake_file="t-libc-ok t-openbsd m68k/t-openbsd"
-       float_format=m68k
        # we need collect2 until our bug is fixed...
        use_collect2=yes
        ;;
@@ -1672,13 +1656,11 @@ m68k-*-sysv4*)                  # Motorola m68k's running system V.4
        xm_defines=POSIX
        tmake_file=t-svr4
        extra_parts="crtbegin.o crtend.o"
-       float_format=m68k
        ;;
 m68k-*-linux*aout*)            # Motorola m68k's running GNU/Linux
                                # with a.out format
        tm_file=m68k/linux-aout.h
        tmake_file="t-linux-aout m68k/t-linux-aout"
-       float_format=m68k
        gnu_ld=yes
        ;;
 m68k-*-linux*libc1)            # Motorola m68k's running GNU/Linux
@@ -1687,7 +1669,6 @@ m68k-*-linux*libc1)               # Motorola m68k's running GNU/Linux
        tm_file=m68k/linux.h
        tmake_file="t-slibgcc-elf-ver t-linux t-linux-gnulibc1 m68k/t-linux"
        extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
-       float_format=m68k
        gnu_ld=yes
        ;;
 m68k-*-linux*)         # Motorola m68k's running GNU/Linux
@@ -1696,16 +1677,11 @@ m68k-*-linux*)          # Motorola m68k's running GNU/Linux
        tm_file=m68k/linux.h
        tmake_file="t-slibgcc-elf-ver t-linux m68k/t-linux"
        extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
-       float_format=m68k
        gnu_ld=yes
-       if test x$enable_threads = xyes; then
-               thread_file='posix'
-       fi
        ;;
 m68k-*-psos*)
        tmake_file=m68k/t-m68kbare
        tm_file=m68k/m68k-psos.h
-       float_format=m68k
        ;;
 m68k-*-rtemscoff*)     # would otherwise be caught by m68k-*-rtems*
        echo "*** Configuration $machine not supported" 1>&2
@@ -1715,7 +1691,6 @@ m68k-*-rtems*)
        xm_defines=POSIX
        tmake_file="m68k/t-m68kbare t-rtems m68k/t-crtstuff"
        tm_file="m68k/m68k-none.h m68k/m68kelf.h dbxelf.h elfos.h m68k/m68kemb.h m68k/m68020-elf.h m68k/rtemself.h rtems.h"
-       float_format=m68k
        extra_parts="crtbegin.o crtend.o"
        if test x$enable_threads = xyes; then
          thread_file='rtems'
@@ -1743,6 +1718,30 @@ mcore-*-pe*)
        tm_file=mcore/mcore-pe.h
        tmake_file=mcore/t-mcore-pe
        ;;
+mips-sgi-irix6*o32)            # SGI System V.4., IRIX 6, O32 ABI
+       if test x$gas = xyes
+       then
+               tm_file="mips/iris5.h mips/iris5gas.h mips/iris6-o32-gas.h"
+               if test x$stabs = xyes
+               then
+                       tm_file="${tm_file} dbx.h"
+               fi
+               tmake_file=mips/t-iris5-gas
+       else
+               tm_file="mips/iris5.h mips/iris6-o32-as.h"
+               tmake_file=mips/t-iris5-as
+       fi
+       tm_file="${tm_file} mips/iris6-o32.h"
+       tmake_file="${tmake_file} mips/t-iris mips/t-iris5-6"
+       xm_defines=POSIX
+       xm_file=mips/xm-iris5.h
+       # mips-tfile doesn't work yet
+       # See comment in mips/iris5.h file.
+       use_collect2=yes
+#      if test x$enable_threads = xyes; then
+#              thread_file='irix'
+#      fi
+       ;;
 mips-sgi-irix6*)               # SGI System V.4., IRIX 6
        if test "x$gnu_ld" = xyes
        then
@@ -1750,14 +1749,14 @@ mips-sgi-irix6*)                # SGI System V.4., IRIX 6
        else
                tm_file=mips/iris6.h
        fi
-       tmake_file="mips/t-iris mips/t-iris6"
+       tmake_file="mips/t-iris mips/t-iris5-6 mips/t-iris6"
        xm_defines=POSIX
 #      if test x$enable_threads = xyes; then
 #              thread_file='irix'
 #      fi
        ;;
 mips-wrs-vxworks)
-       tm_file="mips/elf.h mips/vxworks.h"
+       tm_file="${tm_file} mips/elf.h mips/vxworks.h"
        tmake_file=mips/t-ecoff
        gas=yes
        gnu_ld=yes
@@ -1801,10 +1800,12 @@ mips-sgi-irix5*)                # SGI System V.4., IRIX 5
                then
                        tm_file="${tm_file} dbx.h"
                fi
+               tmake_file=mips/t-iris5-gas
        else
                tm_file=mips/iris5.h
+               tmake_file=mips/t-iris5-as
        fi
-       tmake_file=mips/t-iris
+       tmake_file="${tmake_file} mips/t-iris mips/t-iris5-6"
        xm_defines=POSIX
        xm_file=mips/xm-iris5.h
        # mips-tfile doesn't work yet
@@ -1819,24 +1820,19 @@ mips-sgi-*)     # would otherwise be caught by mips-*-elf*
        exit 1
        ;;
 mips*-*-netbsd*)                       # NetBSD/mips, either endian.
-       tm_file="elfos.h mips/netbsd.h"
+       target_cpu_default="MASK_GAS|MASK_ABICALLS"
+       tm_file="elfos.h ${tm_file} mips/netbsd.h"
        tmake_file="${tmake_file} mips/t-netbsd"
        ;;
 mips*-*-linux*)                                # Linux MIPS, either endian.
-        tm_file="dbxelf.h elfos.h svr4.h linux.h mips/linux.h"
+        tm_file="dbxelf.h elfos.h svr4.h linux.h ${tm_file} mips/linux.h"
        case $machine in
         mipsisa32*-*)
-                tm_file="$tm_file mips/isa32-linux.h"
                 target_cpu_default="MASK_SOFT_FLOAT"
+               tm_defines="MIPS_ISA_DEFAULT=32"
                 ;;
         esac
        tmake_file="t-slibgcc-elf-ver t-linux mips/t-linux"
-       extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
-       gnu_ld=yes
-       gas=yes
-       if test x$enable_threads = xyes; then
-               thread_file='posix'
-       fi
        ;;
 mips*el-*-openbsd*)    # mips little endian
        target_cpu_default="MASK_GAS|MASK_ABICALLS"
@@ -1846,59 +1842,82 @@ mips*-*-openbsd*)               # mips big endian
        tm_file="mips/openbsd-be.h ${tm_file}"
        ;;
 mips-*-ecoff* | mipsel-*-ecoff*)
-       tm_file="gofast.h mips/ecoff.h"
        if test x$stabs = xyes; then
                tm_file="${tm_file} dbx.h"
        fi
        tmake_file=mips/t-ecoff
        ;;
 mipsisa32-*-elf* | mipsisa32el-*-elf*)
-       tm_file="mips/isa3264.h mips/abi64.h"
+       tm_file="${tm_file} mips/elf.h"
        tmake_file=mips/t-isa3264
-       target_cpu_default="MASK_SOFT_FLOAT"
+       tm_defines="MIPS_ISA_DEFAULT=32 MIPS_ABI_DEFAULT=ABI_MEABI"
        ;;
 mipsisa64-*-elf* | mipsisa64el-*-elf*)
-       tm_file="mips/isa3264.h mips/abi64.h"
+       tm_file="${tm_file} mips/elf.h"
        tmake_file=mips/t-isa3264
        target_cpu_default="MASK_64BIT|MASK_FLOAT64|MASK_GAS"
-       tm_defines="MIPS_ISA_DEFAULT=64"
+       tm_defines="MIPS_ISA_DEFAULT=64 MIPS_ABI_DEFAULT=ABI_MEABI"
+       ;;
+mipsisa64sr71k-*-elf*)
+        tm_file="${tm_file} mips/elf.h"
+        tmake_file=mips/t-sr71k
+       target_cpu_default="MASK_64BIT|MASK_FLOAT64|MASK_GAS"
+       tm_defines="MIPS_ISA_DEFAULT=64 MIPS_CPU_STRING_DEFAULT=\\\"sr71000\\\" MIPS_ABI_DEFAULT=ABI_MEABI"
+        ;;
+mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*)
+       tm_file="${tm_file} mips/elf.h"
+       tmake_file=mips/t-elf
+       target_cpu_default="MASK_64BIT|MASK_FLOAT64|MASK_GAS"
+       tm_defines="MIPS_ISA_DEFAULT=64 MIPS_CPU_STRING_DEFAULT=\\\"sb1\\\" MIPS_ABI_DEFAULT=ABI_O64"
        ;;
 mips-*-elf* | mipsel-*-elf*)
-       tm_file="mips/elf.h"
+       tm_file="${tm_file} mips/elf.h"
        tmake_file=mips/t-elf
        ;;
 mips64-*-elf* | mips64el-*-elf*)
-       tm_file="mips/elf64.h"
+       tm_file="${tm_file} mips/elf64.h"
        tmake_file=mips/t-elf
+       target_cpu_default="MASK_64BIT|MASK_FLOAT64|MASK_GAS"
+       tm_defines="MIPS_ISA_DEFAULT=3 MIPS_ABI_DEFAULT=ABI_O64"
        ;;
+mips64vr-*-elf* | mips64vrel-*-elf*)
+        tm_file="mips/vr.h ${tm_file} mips/elf64.h"
+        tm_defines="MIPS_ABI_DEFAULT=ABI_O64 MIPS_MARCH_CONTROLS_SOFT_FLOAT=1"
+        tmake_file=mips/t-vr
+        ;;
 mips64orion-*-elf* | mips64orionel-*-elf*)
-       tm_file="mips/elforion.h mips/elf64.h"
+       tm_file="${tm_file} mips/elforion.h mips/elf64.h"
+       tmake_file=mips/t-elf
        tmake_file=mips/t-elf
+       target_cpu_default="MASK_64BIT|MASK_FLOAT64|MASK_GAS"
+       tm_defines="MIPS_ISA_DEFAULT=3 MIPS_ABI_DEFAULT=ABI_O64"
        ;;
 mips64orion-*-rtems*)
        xm_defines=POSIX
-       tm_file="mips/elforion.h mips/elf64.h mips/rtems64.h rtems.h"
+       tm_file="${tm_file} mips/elforion.h mips/elf64.h mips/rtems64.h rtems.h"
        tmake_file="mips/t-elf t-rtems"
+       tmake_file=mips/t-elf
+       target_cpu_default="MASK_64BIT|MASK_FLOAT64|MASK_GAS"
+       tm_defines="MIPS_ISA_DEFAULT=3 MIPS_ABI_DEFAULT=ABI_O64"
        if test x$enable_threads = xyes; then
          thread_file='rtems'
        fi
        ;;
 mips*-*-rtems*)
        xm_defines=POSIX
-       tm_file="mips/elf.h mips/rtems.h rtems.h"
+       tm_file="${tm_file} mips/elf.h mips/rtems.h rtems.h"
        tmake_file="mips/t-elf t-rtems"
        if test x$enable_threads = xyes; then
          thread_file='rtems'
        fi
        ;;
 mipstx39-*-elf* | mipstx39el-*-elf*)
-       tm_file="mips/r3900.h mips/elf.h mips/abi64.h"
+       tm_file="${tm_file} mips/r3900.h mips/elf.h"
        tmake_file=mips/t-r3900
        ;;
 mmix-knuth-mmixware)
        ;;
 mn10200-*-*)
-       float_format=i32
        tm_file="dbxelf.h elfos.h svr4.h ${tm_file}"
        if test x$stabs = xyes
        then
@@ -1920,7 +1939,8 @@ ns32k-*-netbsdelf*)
 ns32k-*-netbsd*)
        tm_file="${tm_file} netbsd.h netbsd-aout.h ns32k/netbsd.h"
        # On NetBSD, the headers are already okay, except for math.h.
-       tmake_file=t-netbsd
+       tmake_file="t-netbsd ns32k/t-ns32k"
+       extra_parts=""
        use_collect2=yes
        ;;
 pdp11-*-bsd)
@@ -1959,11 +1979,12 @@ powerpc-*-beos*)
 powerpc-*-darwin*)
        tm_file="${tm_file} darwin.h rs6000/darwin.h"
        tm_p_file="${tm_p_file} darwin-protos.h"
-       tmake_file=rs6000/t-darwin
+       tmake_file="rs6000/t-rs6000 t-darwin rs6000/t-darwin"
        extra_objs="darwin.o"
-       config_gtfiles="${config_gtfiles} \$(srcdir)/config/darwin.c"
+       target_gtfiles="\$(srcdir)/config/darwin.c"
        c_target_objs="darwin-c.o"
        cxx_target_objs="darwin-c.o"
+       extra_parts="crt2.o"
        # Darwin linker does collect2 functionality
        use_collect2=no
        extra_headers=altivec.h
@@ -1980,8 +2001,8 @@ powerpc-*-sysv*)
        tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
        ;;
 powerpc-*-netbsd*)
-       tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/netbsd.h"
-       tmake_file="rs6000/t-ppcos rs6000/t-ppccomm"
+       tm_file="${tm_file} dbxelf.h elfos.h netbsd.h netbsd-elf.h freebsd-spec.h rs6000/sysv4.h rs6000/netbsd.h"
+       tmake_file="${tmake_file} rs6000/t-netbsd"
        ;;
 powerpc-*-chorusos*)
        xm_defines=POSIX
@@ -1998,6 +2019,11 @@ powerpc-*-eabiaix*)
        tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/eabi.h rs6000/eabiaix.h"
        tmake_file="rs6000/t-ppcgas rs6000/t-ppccomm"
        ;;
+powerpc-*-eabispe*)
+       xm_defines=POSIX
+       tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/eabi.h rs6000/eabispe.h"
+       tmake_file="rs6000/t-ppcendian rs6000/t-ppccomm"
+       ;;
 powerpc-*-eabisimaltivec*)
        xm_defines=POSIX
        tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/eabi.h rs6000/eabisim.h rs6000/eabialtivec.h"
@@ -2043,17 +2069,11 @@ powerpc-*-linux-gnualtivec*)
        tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/linux.h rs6000/linuxaltivec.h"
        out_file=rs6000/rs6000.c
        tmake_file="rs6000/t-ppcos t-slibgcc-elf-ver t-linux rs6000/t-ppccomm"
-       if test x$enable_threads = xyes; then
-               thread_file='posix'
-       fi
        ;;
 powerpc-*-linux*)
        tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/linux.h"
        out_file=rs6000/rs6000.c
        tmake_file="rs6000/t-ppcos t-slibgcc-elf-ver t-linux rs6000/t-ppccomm"
-       if test x$enable_threads = xyes; then
-               thread_file='posix'
-       fi
        ;;
 powerpc-*-gnu-gnualtivec*)
        tm_file="${cpu_type}/${cpu_type}.h elfos.h svr4.h freebsd-spec.h gnu.h rs6000/sysv4.h rs6000/linux.h rs6000/linuxaltivec.h rs6000/gnu.h"
@@ -2112,14 +2132,12 @@ powerpcle-*-eabi*)
 rs6000-ibm-aix3.[01]*)
        xm_defines=POSIX
        tm_file="${tm_file} rs6000/aix.h rs6000/aix31.h rs6000/xcoff.h"
-       float_format=none
        use_collect2=yes
        ;;
 rs6000-ibm-aix3.2.[456789]* | powerpc-ibm-aix3.2.[456789]*)
        xm_defines=POSIX
        tm_file="${tm_file} rs6000/aix.h rs6000/aix3newas.h rs6000/xcoff.h"
        tmake_file=rs6000/t-newas
-       float_format=none
        use_collect2=yes
        extra_headers=
        ;;
@@ -2127,7 +2145,6 @@ rs6000-ibm-aix4.[12]* | powerpc-ibm-aix4.[12]*)
        xm_defines=POSIX
        tm_file="${tm_file} rs6000/aix.h rs6000/aix41.h rs6000/xcoff.h"
        tmake_file=rs6000/t-newas
-       float_format=none
        use_collect2=yes
        extra_headers=
        ;;
@@ -2135,16 +2152,22 @@ rs6000-ibm-aix4.[3456789]* | powerpc-ibm-aix4.[3456789]*)
        xm_defines=POSIX
        tm_file="${tm_file} rs6000/aix.h rs6000/aix43.h rs6000/xcoff.h"
        tmake_file=rs6000/t-aix43
-       float_format=none
        use_collect2=yes
        thread_file='aix'
        extra_headers=
        ;;
-rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
+rs6000-ibm-aix5.1.* | powerpc-ibm-aix5.1.*)
        xm_defines=POSIX
        tm_file="${tm_file} rs6000/aix.h rs6000/aix51.h rs6000/xcoff.h"
        tmake_file=rs6000/t-aix43
-       float_format=none
+       use_collect2=yes
+       thread_file='aix'
+       extra_headers=
+       ;;
+rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
+       xm_defines=POSIX
+       tm_file="${tm_file} rs6000/aix.h rs6000/aix52.h rs6000/xcoff.h"
+       tmake_file=rs6000/t-aix52
        use_collect2=yes
        thread_file='aix'
        extra_headers=
@@ -2152,13 +2175,11 @@ rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
 rs6000-ibm-aix*)
        xm_defines=POSIX
        tm_file="${tm_file} rs6000/aix.h rs6000/xcoff.h"
-       float_format=none
        use_collect2=yes
        ;;
 rs6000-bull-bosx)
        xm_defines=POSIX
        tm_file="${tm_file} rs6000/aix.h rs6000/xcoff.h"
-       float_format=none
        use_collect2=yes
        ;;
 rs6000-*-mach*)
@@ -2173,11 +2194,7 @@ rs6000-*-lynxos*)
        ;;
 s390-*-linux*)
        tm_file="s390/s390.h dbxelf.h elfos.h svr4.h linux.h s390/linux.h"
-       tmake_file="t-slibgcc-elf-ver t-linux s390/t-linux"
-       extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o"
-       if test x$enable_threads = xyes; then
-               thread_file='posix'
-       fi
+       tmake_file="t-slibgcc-elf-ver t-linux s390/t-crtstuff"
        ;;
 s390x-*-linux*)
        tm_file="s390/s390x.h s390/s390.h dbxelf.h elfos.h svr4.h linux.h s390/linux.h"
@@ -2185,11 +2202,7 @@ s390x-*-linux*)
        md_file=s390/s390.md
        extra_modes=s390/s390-modes.def
        out_file=s390/s390.c
-       tmake_file="t-slibgcc-elf-ver t-linux s390/t-linux s390/t-linux64"
-       extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o"
-       if test x$enable_threads = xyes; then
-               thread_file='posix'
-       fi
+       tmake_file="t-slibgcc-elf-ver t-linux s390/t-crtstuff s390/t-linux64"
        ;;
 sh-*-elf* | sh[2346l]*-*-elf*)
        tmake_file="sh/t-sh sh/t-elf"
@@ -2200,16 +2213,11 @@ sh-*-elf* | sh[2346l]*-*-elf*)
                ;;
        esac
        tm_file="${tm_file} dbxelf.h elfos.h svr4.h sh/embed-elf.h"
-       float_format=sh
        case $machine in
        sh64*)
                tmake_file="${tmake_file} sh/t-sh64"
                tm_file="${tm_file} sh/sh64.h"
                extra_headers="shmedia.h ushmedia.h sshmedia.h"
-               # Not strictly necessary to check this, but a good idea anyway.
-               if test $machine = $target; then
-                       target_requires_64bit_host_wide_int=yes
-               fi
                ;;
        sh4_single*)  target_cpu_default="SELECT_SH4_SINGLE" ;;
        sh4*)  target_cpu_default="SELECT_SH4" ;;
@@ -2225,7 +2233,6 @@ sh-*-rtemself*)
        xm_defines=POSIX
        tmake_file="sh/t-sh sh/t-elf t-rtems"
        tm_file="${tm_file} dbxelf.h elfos.h svr4.h sh/embed-elf.h sh/rtemself.h rtems.h"
-       float_format=sh
        if test x$enable_threads = xyes; then
          thread_file='rtems'
        fi
@@ -2234,7 +2241,6 @@ sh-*-rtems*)
        xm_defines=POSIX
        tmake_file="sh/t-sh t-rtems"
        tm_file="${tm_file} sh/coff.h sh/rtems.h rtems.h"
-       float_format=sh
        if test x$enable_threads = xyes; then
          thread_file='rtems'
        fi
@@ -2250,19 +2256,11 @@ sh-*-linux* | sh[2346lbe]*-*-linux*)
        esac
        tm_file="${tm_file} dbxelf.h elfos.h svr4.h sh/elf.h sh/linux.h"
        gas=yes gnu_ld=yes
-       if test x$enable_threads = xyes; then
-               thread_file='posix'
-       fi
-       float_format=sh
        case $machine in
        sh64*)
                tmake_file="${tmake_file} sh/t-sh64"
                tm_file="${tm_file} sh/sh64.h"
                extra_headers="shmedia.h ushmedia.h sshmedia.h"
-               # Not strictly necessary to check this, but a good idea anyway.
-               if test $machine = $target; then
-                       target_requires_64bit_host_wide_int=yes
-               fi
                ;;
        sh4_single*) target_cpu_default="SELECT_SH4_SINGLE" ;;
        sh4*) target_cpu_default="SELECT_SH4" ;;
@@ -2306,11 +2304,9 @@ sh-*-netbsdelf* | shl*-*-netbsdelf* | sh5-*-netbsd* | sh5l*-*-netbsd* | \
                tmake_file="${tmake_file} sh/t-netbsd"
                ;;
        esac
-       float_format=sh
        ;;
 sh-*-*)
        tm_file="${tm_file} sh/coff.h"
-       float_format=sh
        ;;
 sparc-tti-*)
        tm_file="${tm_file} sparc/pbd.h"
@@ -2337,6 +2333,7 @@ sparc-*-netbsdelf*)
 sparc-*-netbsd*)
        tm_file="${tm_file} sparc/aout.h netbsd.h netbsd-aout.h sparc/netbsd.h"
        tmake_file=t-netbsd
+       extra_parts=""
        use_collect2=yes
        ;;
 sparc-*-openbsd*)
@@ -2351,7 +2348,6 @@ sparc64-*-openbsd*)
        xm_file=sparc/xm-sp64.h
        gas=yes gnu_ld=yes
        with_cpu=ultrasparc
-       float_format=i128
        ;;
 sparc-*-bsd*)
        tm_file="${tm_file} sparc/bsd.h"
@@ -2360,7 +2356,6 @@ sparc-*-chorusos*)
        tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sol2.h sparc/sol2.h sparc/elf.h chorus.h"
        tmake_file="sparc/t-chorus-elf sparc/t-crtfm"
        extra_parts="crti.o crtn.o crtbegin.o crtend.o"
-       float_format=i64
        case x${enable_threads} in
          xyes | xpthreads | xposix)
                thread_file='posix'
@@ -2371,29 +2366,20 @@ sparc-*-elf*)
        tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sol2.h sparc/sol2.h sparc/elf.h"
        tmake_file="sparc/t-elf sparc/t-crtfm"
        extra_parts="crti.o crtn.o crtbegin.o crtend.o"
-       #float_format=i128
-       float_format=i64
        ;;
-sparc-*-linux*aout*)           # Sparc's running GNU/Linux, a.out
+sparc-*-linux*aout*)           # SPARC's running GNU/Linux, a.out
        tm_file="aoutos.h sparc/sparc.h sparc/aout.h sparc/linux-aout.h"
        gnu_ld=yes
        ;;
-sparc-*-linux*libc1*)  # Sparc's running GNU/Linux, libc5
+sparc-*-linux*libc1*)  # SPARC's running GNU/Linux, libc5
        tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/linux.h"
        tmake_file="t-slibgcc-elf-ver t-linux t-linux-gnulibc1 sparc/t-crtfm"
        extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
        gnu_ld=yes
-       float_format=sparc
        ;;
-sparc-*-linux*)                # Sparc's running GNU/Linux, libc6
+sparc-*-linux*)                # SPARC's running GNU/Linux, libc6
        tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/linux.h"
        tmake_file="t-slibgcc-elf-ver t-linux sparc/t-crtfm"
-       extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
-       gnu_ld=yes
-       if test x$enable_threads = xyes; then
-               thread_file='posix'
-       fi
-       float_format=sparc
        ;;
 sparc-*-lynxos*)
        if test x$gas = xyes
@@ -2413,8 +2399,6 @@ sparc-*-rtems*)
        tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sol2.h sparc/sol2.h sparc/elf.h sparc/rtemself.h rtems.h"
        tmake_file="sparc/t-elf sparc/t-crtfm t-rtems"
        extra_parts="crti.o crtn.o crtbegin.o crtend.o"
-       #float_format=i128
-       float_format=i64
        if test x$enable_threads = xyes; then
          thread_file='rtems'
        fi
@@ -2435,7 +2419,6 @@ sparc64-*-solaris2* | sparcv9-*-solaris2*)
                tmake_file="$tmake_file t-slibgcc-sld"
        fi
        extra_parts="crt1.o crti.o crtn.o gcrt1.o crtbegin.o crtend.o"
-       float_format=i128
        if test x${enable_threads} = x ; then
            enable_threads=$have_pthread_h
            if test x${enable_threads} = x ; then
@@ -2461,7 +2444,6 @@ sparc-hal-solaris2*)
                tmake_file="$tmake_file t-slibgcc-sld"
        fi
         extra_parts="crt1.o crti.o crtn.o gmon.o crtbegin.o crtend.o"
-       float_format=i128
        thread_file='solaris'
         ;;
 sparc-*-solaris2*)
@@ -2494,7 +2476,6 @@ sparc-*-solaris2*)
        esac
        xm_defines=POSIX
        extra_parts="crt1.o crti.o crtn.o gcrt1.o gmon.o crtbegin.o crtend.o"
-       float_format=i128
        if test x${enable_threads} = x; then
            enable_threads=$have_pthread_h
            if test x${enable_threads} = x; then
@@ -2580,21 +2561,14 @@ sparc64-*-freebsd*|ultrasparc-*-freebsd*)
                *) echo "$with_cpu not supported for freebsd target"; exit 1 ;;
        esac
        ;;
-sparc64-*-linux*)              # 64-bit Sparc's running GNU/Linux
+sparc64-*-linux*)              # 64-bit SPARC's running GNU/Linux
        tmake_file="t-slibgcc-elf-ver t-linux sparc/t-linux64 sparc/t-crtfm"
        tm_file="sparc/biarch64.h ${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/linux64.h"
-       extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
-       gnu_ld=yes
-       if test x$enable_threads = xyes; then
-               thread_file='posix'
-       fi
-       float_format=sparc
        ;;
 sparc64-*-netbsd*)
        tmake_file="${tmake_file} sparc/t-netbsd64"
        tm_file="sparc/biarch64.h ${tm_file}"
        tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h netbsd.h netbsd-elf.h sparc/netbsd-elf.h"
-       float_format=sparc
        ;;
 strongarm-*-elf*)
        tm_file="arm/strongarm-elf.h dbxelf.h elfos.h arm/unknown-elf.h arm/elf.h arm/aout.h arm/arm.h"
@@ -2636,6 +2610,21 @@ v850-*-rtems*)
        c_target_objs="v850-c.o"
        cxx_target_objs="v850-c.o"
        ;;
+v850e-*-*)
+       target_cpu_default="TARGET_CPU_v850e"
+       tm_file="dbxelf.h elfos.h svr4.h v850/v850.h"
+       tm_p_file=v850/v850-protos.h
+       tmake_file=v850/t-v850
+       md_file=v850/v850.md
+       out_file=v850/v850.c
+       if test x$stabs = xyes
+       then
+               tm_file="${tm_file} dbx.h"
+       fi
+       use_collect2=no
+       c_target_objs="v850-c.o"
+       cxx_target_objs="v850-c.o"
+       ;;
 v850-*-*)
        target_cpu_default="TARGET_CPU_generic"
        tm_file="dbxelf.h elfos.h svr4.h ${tm_file}"
@@ -2651,38 +2640,33 @@ v850-*-*)
 vax-*-bsd*)                    # VAXen running BSD
        tm_file="${tm_file} vax/bsd.h"
        use_collect2=yes
-       float_format=vax
        ;;
 vax-*-sysv*)                   # VAXen running system V
        tm_file="${tm_file} vax/vaxv.h"
        xm_defines=POSIX
-       float_format=vax
        ;;
 vax-*-netbsdelf*)
-       echo "GCC does not yet support the ${machine} target"; exit 1
+       tm_file="${tm_file} elfos.h netbsd.h netbsd-elf.h vax/elf.h vax/netbsd-elf.h"
+       float_format=vax
        ;;
 vax-*-netbsd*)
        tm_file="${tm_file} netbsd.h netbsd-aout.h vax/netbsd.h"
        tmake_file=t-netbsd
-       float_format=vax
+       extra_parts=""
        use_collect2=yes
        ;;
 vax-*-openbsd*)
        tm_file="vax/vax.h vax/openbsd1.h openbsd.h ${tm_file}"
-       float_format=vax
        use_collect2=yes
        ;;
 vax-*-ultrix*)                 # VAXen running ultrix
        tm_file="${tm_file} vax/ultrix.h"
-       float_format=vax
        ;;
 vax-*-vms*)                    # VAXen running VMS
        xm_file=vax/xm-vms.h
        tm_file=vax/vms.h
-       float_format=vax
        ;;
 vax-*-*)                       # VAX default entry
-       float_format=vax
        ;;
 xscale-*-elf)
        tm_file="arm/xscale-elf.h dbxelf.h elfos.h arm/unknown-elf.h arm/elf.h arm/aout.h arm/arm.h"
@@ -2717,11 +2701,6 @@ xtensa-*-elf*)
 xtensa-*-linux*)
        tm_file="${tm_file} dbxelf.h elfos.h svr4.h linux.h xtensa/linux.h"
        tmake_file="t-linux xtensa/t-xtensa"
-       extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
-       gas=yes gnu_ld=yes
-       if test x$enable_threads = xyes; then
-               thread_file='posix'
-       fi
        ;;
 *)
        echo "*** Configuration $machine not supported" 1>&2
@@ -2754,7 +2733,7 @@ i586-*-*)
                k6-*)
                        target_cpu_default2=TARGET_CPU_DEFAULT_k6
                        ;;
-               pentium_mmx-*)
+               pentium_mmx-*|winchip_c6-*|winchip2-*|c3-*)
                        target_cpu_default2=TARGET_CPU_DEFAULT_pentium_mmx
                        ;;
                *)
@@ -2884,9 +2863,22 @@ mips*-*-*)
        esac
        case $machine in
                mips*el-*-*)
-                       tm_file="mips/little.h ${tm_file}"
+                       tm_defines="TARGET_ENDIAN_DEFAULT=0 $tm_defines"
+                       ;;
+       esac
+       case $tm_file in
+               *mips/elf.h* | *mips/elf64.h*)
+                       tm_defines="OBJECT_FORMAT_ELF $tm_defines"
                        ;;
        esac
+       if test "x$enable_gofast" = xyes
+       then
+               tm_defines="INIT_SUBTARGET_OPTABS=INIT_GOFAST_OPTABS $tm_defines"
+               tm_file="gofast.h $tm_file"
+               tmake_file="mips/t-gofast $tmake_file"
+       else
+               tmake_file="mips/t-mips $tmake_file"
+       fi
        ;;
 powerpc*-*-* | rs6000-*-*)
         if test x$enable_altivec = xyes
@@ -2942,6 +2934,22 @@ sparc*-*-*)
                        ;;
        esac
        ;;
+v850*-*-*)
+       case "x$with_cpu" in
+               x)
+                       ;;
+               xv850e)
+                       target_cpu_default2="TARGET_CPU_$with_cpu"
+                       ;;
+               *)
+                       if test x$pass2done = xyes
+                       then
+                               echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
+                               exit 1
+                       fi
+                       ;;
+       esac
+       ;;
 esac
 
 if test "$target_cpu_default2" != ""